Operations such as listening to audio, using the hands-free phone, confirming vehicle information and changing audio system settings are started by using the following buttons.
Audio system operation buttons

Display the “select audio source� screen or audio top screen.
Press this button to access the vehicle information system.
ButtonPress this button to access the bluetooth® hands-free system.
Press this button to customize the function settings.
Operating the touch screen
By touching the screen with your finger, you can control the audio system, etc.
Touch
Quickly touch and release once.
Drag*
Touch the screen with your finger, and move the screen to the desired position.
Flick*
Touch the screen with your finger and quickly move the screen by flicking your finger.
*: The above operations may not be performed on all screens.
When using the touch screen
Change your angle of viewing, adjust the display on the display settings . Or remove your sunglasses.
Notice
To avoid damaging the touch screen
Steering wheel audio switchesGlossary of sae and toyota terms
This glossary lists all sae-j1930 terms and abbreviations
used in this manual in compliance with sae
recommendations, as well as their toyota equivalents.
...
How to proceed with troubleshooting
Hint:
Use these procedures to troubleshoot the supplemental
restraint system.
*: Use the intelligent tester.
Vehicle brought to workshop
Inspect battery voltage*
Standard voltage:
11 to 14 v
If the voltage is below 11 v, recharge or replace the battery
before proceeding.
...
Check mode procedure
Panel diagnosis (indicator check)
Turn the ignition switch to lock.
Turn the ignition switch on while simultaneously
pressing the a/c control auto switch and the rec/
frs switch.
Check that all indicators and the display area are
turned on and off 4 times in succession at 1 second ...